n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 1 |
3 | 15 |
4 | 55 |
5 | 156 |
6 | 338 |
7 | 666 |
8 | 1159 |
9 | 1905 |
10 | 2950 |
11 | 4399 |
12 | 6275 |
13 | 8748 |
14 | 11847 |
15 | 15721 |
16 | 20450 |
17 | 26228 |
18 | 33078 |
19 | 41271 |
20 | 50799 |
21 | 61947 |
22 | 74832 |
23 | 89674 |
24 | 106480 |
25 | 125659 |
26 | 147291 |
27 | 171618 |
28 | 198767 |
29 | 229139 |
30 | 262698 |
31 | 300007 |
32 | 340983 |
33 | 386100 |
34 | 435544 |
35 | 489598 |
[0,0,1,15,55,156,338,666,1159,1905,2950,4399,6275, 8748,11847,15721,20450,26228,33078,41271,50799, 61947,74832,89674,106480,125659,147291,171618, 198767,229139,262698,300007,340983,386100,435544, 489598] |